Nero Marquina Extra First Marble Bookmatch has a deep, natural, and compact black with irregular white veining. nero marquina provides the perfect answer to any design requirement, creating luxurious and exclusive spaces. Natural forces like snow, rain, wind, and pollutants may have an effect on the appearance and reliability of the natural stone. The real marble stone is adored over the engineered stone for the unique pattern and veining for the marble effect are not precisely imitated by man-made slabs.